<form class="layui-form">
    <div class="layui-form-item" style="margin-top:20px;">
        <label class="layui-form-label">输入系名</label>
        <div class="layui-input-block">
            <input type="text" id="department_name" name="department_name" th:value="${department_name}"
                   placeholder="请输入" autocomplete="off" class="layui-input" style="width:230px;">
        </div>
    </div>
</form>